Add LandSAR cluster worker deployment

run_landsar_cluster_worker.py

@@ -0,0 +1,37 @@
+import asyncio
+import os
+
+from dotenv import load_dotenv
+
+from backend.app.database import init_db
+
+
+def main() -> None:
+    load_dotenv()
+    os.environ.setdefault("JOB_WORKER_ALLOWED_TYPES", "LANDSAR_CLUSTER_ITEM")
+    os.environ.setdefault("JOB_WORKER_CONCURRENCY", "1")
+
+    init_db()
+
+    poll_interval = float(os.getenv("JOB_WORKER_POLL_INTERVAL", "1.0"))
+    concurrency = int(os.getenv("JOB_WORKER_CONCURRENCY", "1"))
+    worker_id = os.getenv("LANDSAR_CLUSTER_WORKER_ID", "").strip()
+
+    from backend.app.services.job_worker import run_worker_loop
+
+    print("[*] Starting LandSAR cluster worker...")
+    print("[*] Allowed job types: LANDSAR_CLUSTER_ITEM")
+    print(f"[*] Poll interval: {poll_interval}s")
+    print(f"[*] Concurrency: {concurrency}")
+
+    asyncio.run(
+        run_worker_loop(
+            worker_id=worker_id,
+            poll_interval=poll_interval,
+            concurrency=concurrency,
+        )
+    )
+
+
+if __name__ == "__main__":
+    main()